OpenAI is calling the release its “most knowledgeable model yet,” but initially warned that GPT-4.5 is not a frontier model and might not perform as well as o1 or o3-mini. GPT-4.5 will have ...

Stick the same query into GPT-4o and hit the globe icon to make ChatGPT search the web ... While some models, such as the o1 model, are superior at complex problem-solving tasks, GPT-4o is ...

Raphael Lopes, a member of OpenAI's technical staff, demonstrated how GPT-4.5 would reframe an angry text to a friend with more tact than o1. It's tested on "vibes" GPT-4.5 is aligned to be a ...

GPT-4.5 could arrive as soon as next week ... In January, Microsoft added a “Think Deeper” button that uses OpenAI’s o1 reasoning model to answer queries. Microsoft is also working on ...